| General | |
| Manufacturer: | Nokia |
| Model: | N900 |
| Other names: | RX-51 |
| Year: | 2009 |
| Operating system: | Maemo, MeeGo |
| Capacity battery (MAh): | 1320 |
| Measurements | |
| Dimensions (mm): (width x height x thickness) |
59.8 x 110.9 x 18.0 |
| Weight (g): | 181 |
| Processor | |
| Processor Type: | Texas Instruments OMAP 3430 |
| Clock Frequency (MHz): | 600 |
| Memory | |
| Random access memory (RAM) (MB): | 256 |
| Read-only memory (ROM) (GB): | 32 |
| Communications | |
| Phone: | GSM 1800, GSM 1900, GSM 850, GSM 900, UMTS 1700, UMTS 2100, UMTS 900 |
| Bluetooth: | 2.1 |
| Wi-Fi: | 802.11b,g |
| Other: | EDGE, GPRS, GPS, HSDPA, HSUPA, IrDA, UMTS/WCDMA |
| Multimedia | |
| Screen Size: | 3.5 |
| Screen Resolution (px): | 480 x 800 |
| Screen type: | TFT |
| Accelerator: | PowerVR SGX530 |
| Rear camera (Mp): | 5 |
| Autofocus: | Yes |
| Flash: | Yes |
| Front camera (Mp): | 0.3 |
| Speaker: | stereo |
| Output of earphones: | 3.5 |
| Other: | FM-radio, G-Sensor, Light sensor, Proximity sensor |
| Management and input | |
| Touchscreen: | resistive |
| Buttons: | QWERTY-keyboard, physical buttons |
| Extension | |
| Memory Cards: | microSD, microSDHC |
| Connectors: | USB-host, microUSB |
| Additionally | |
| Features: | Up to 1 Gb memory for programs (256 MB RAM + 768 MB virtual memory) |